cxgb4: switch to 64 bit inteface statistics

Implement ndo_get_stats64, remove ndo_get_stats.
Signed-off-by: NDimitris Michailidis <dm@chelsio.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/cxgb4/cxgb4_main.c

@@ -2527,12 +2527,12 @@ static int cxgb_close(struct net_device *dev)
 	return t4_enable_vi(adapter, 0, pi->viid, false, false);
 }
 
-static struct net_device_stats *cxgb_get_stats(struct net_device *dev)
+static struct rtnl_link_stats64 *cxgb_get_stats(struct net_device *dev)
 {
 	struct port_stats stats;
 	struct port_info *p = netdev_priv(dev);
 	struct adapter *adapter = p->adapter;
-	struct net_device_stats *ns = &dev->stats;
+	struct rtnl_link_stats64 *ns = &dev->stats64;
 
 	spin_lock(&adapter->stats_lock);
 	t4_get_port_stats(adapter, p->tx_chan, &stats);
@@ -2675,7 +2675,7 @@ static const struct net_device_ops cxgb4_netdev_ops = {
 	.ndo_open             = cxgb_open,
 	.ndo_stop             = cxgb_close,
 	.ndo_start_xmit       = t4_eth_xmit,
-	.ndo_get_stats        = cxgb_get_stats,
+	.ndo_get_stats64      = cxgb_get_stats,
 	.ndo_set_rx_mode      = cxgb_set_rxmode,
 	.ndo_set_mac_address  = cxgb_set_mac_addr,
 	.ndo_validate_addr    = eth_validate_addr,